212241011 has 2 divisors, whose sum is σ = 212241012. Its totient is φ = 212241010.

The previous prime is 212240993. The next prime is 212241013. The reversal of 212241011 is 110142212.

It is a happy number.

212241011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212241011 - 2²⁶ = 145132147 is a prime.

Together with 212241013, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (212241013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106120505 + 106120506.

It is an arithmetic number, because the mean of its divisors is an integer number (106120506).

Almost surely, 2^212241011 is an apocalyptic number.

212241011 is a deficient number, since it is larger than the sum of its proper divisors (1).

212241011 is an equidigital number, since it uses as much as digits as its factorization.

212241011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 212241011 is about 14568.4937793857. The cubic root of 212241011 is about 596.4990668051.

Adding to 212241011 its reverse (110142212), we get a palindrome (322383223).

The spelling of 212241011 in words is "two hundred twelve million, two hundred forty-one thousand, eleven".